nworm | 32060ba18c4ed29f6a441b6193a2e6376bb43c752709558f046e9365b7275559

Analysis

max time kernel
138s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
22-02-2022 18:24

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General

Target

ServerFAH.ps1
Size

134KB
MD5

327fee2e572cf6b3b337fded32308189
SHA1

8046a0f02d0673d3833b40bc5ac885b0a8891079
SHA256

32060ba18c4ed29f6a441b6193a2e6376bb43c752709558f046e9365b7275559
SHA512

be2e0938b929177621c7b9d324c2245ecef46e9b9b1b93204e1663edc2e9ee12f05e3e350362f7a6863d906bff2eb3e3b804a66d05a5c4cb4e87a7175b12bea8

Score

10^/10

nworm downloader worm

Malware Config

Extracted

Family

nworm

Version

v0.3.8

nyanmoj.duckdns.org:5057

moneyhope81.duckdns.org:5057

Mutex

cb2d3cba

Signatures

NWorm
A TrickBot module used to propagate to vulnerable domain controllers.
worm downloader nworm

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3284	836	cmd.exe	66

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4048 set thread context of 1988	4048	powershell.exe	72

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1796	powershell.exe
1796	powershell.exe
3956	powershell.exe
3956	powershell.exe
4048	powershell.exe
4048	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1796	powershell.exe
Token: SeDebugPrivilege	3956	powershell.exe
Token: SeDebugPrivilege	4048	powershell.exe
Token: SeIncreaseQuotaPrivilege	3956	powershell.exe
Token: SeSecurityPrivilege	3956	powershell.exe
Token: SeTakeOwnershipPrivilege	3956	powershell.exe
Token: SeLoadDriverPrivilege	3956	powershell.exe
Token: SeSystemProfilePrivilege	3956	powershell.exe
Token: SeSystemtimePrivilege	3956	powershell.exe
Token: SeProfSingleProcessPrivilege	3956	powershell.exe
Token: SeIncBasePriorityPrivilege	3956	powershell.exe
Token: SeCreatePagefilePrivilege	3956	powershell.exe
Token: SeBackupPrivilege	3956	powershell.exe
Token: SeRestorePrivilege	3956	powershell.exe
Token: SeShutdownPrivilege	3956	powershell.exe
Token: SeDebugPrivilege	3956	powershell.exe
Token: SeSystemEnvironmentPrivilege	3956	powershell.exe
Token: SeRemoteShutdownPrivilege	3956	powershell.exe
Token: SeUndockPrivilege	3956	powershell.exe
Token: SeManageVolumePrivilege	3956	powershell.exe
Token: 33	3956	powershell.exe
Token: 34	3956	powershell.exe
Token: 35	3956	powershell.exe
Token: 36	3956	powershell.exe
Token: SeIncreaseQuotaPrivilege	3956	powershell.exe
Token: SeSecurityPrivilege	3956	powershell.exe
Token: SeTakeOwnershipPrivilege	3956	powershell.exe
Token: SeLoadDriverPrivilege	3956	powershell.exe
Token: SeSystemProfilePrivilege	3956	powershell.exe
Token: SeSystemtimePrivilege	3956	powershell.exe
Token: SeProfSingleProcessPrivilege	3956	powershell.exe
Token: SeIncBasePriorityPrivilege	3956	powershell.exe
Token: SeCreatePagefilePrivilege	3956	powershell.exe
Token: SeBackupPrivilege	3956	powershell.exe
Token: SeRestorePrivilege	3956	powershell.exe
Token: SeShutdownPrivilege	3956	powershell.exe
Token: SeDebugPrivilege	3956	powershell.exe
Token: SeSystemEnvironmentPrivilege	3956	powershell.exe
Token: SeRemoteShutdownPrivilege	3956	powershell.exe
Token: SeUndockPrivilege	3956	powershell.exe
Token: SeManageVolumePrivilege	3956	powershell.exe
Token: 33	3956	powershell.exe
Token: 34	3956	powershell.exe
Token: 35	3956	powershell.exe
Token: 36	3956	powershell.exe
Token: SeIncreaseQuotaPrivilege	3956	powershell.exe
Token: SeSecurityPrivilege	3956	powershell.exe
Token: SeTakeOwnershipPrivilege	3956	powershell.exe
Token: SeLoadDriverPrivilege	3956	powershell.exe
Token: SeSystemProfilePrivilege	3956	powershell.exe
Token: SeSystemtimePrivilege	3956	powershell.exe
Token: SeProfSingleProcessPrivilege	3956	powershell.exe
Token: SeIncBasePriorityPrivilege	3956	powershell.exe
Token: SeCreatePagefilePrivilege	3956	powershell.exe
Token: SeBackupPrivilege	3956	powershell.exe
Token: SeRestorePrivilege	3956	powershell.exe
Token: SeShutdownPrivilege	3956	powershell.exe
Token: SeDebugPrivilege	3956	powershell.exe
Token: SeSystemEnvironmentPrivilege	3956	powershell.exe
Token: SeRemoteShutdownPrivilege	3956	powershell.exe
Token: SeUndockPrivilege	3956	powershell.exe
Token: SeManageVolumePrivilege	3956	powershell.exe
Token: 33	3956	powershell.exe
Token: 34	3956	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1796 wrote to memory of 3956	1796	powershell.exe	64
PID 1796 wrote to memory of 3956	1796	powershell.exe	64
PID 3956 wrote to memory of 3852	3956	powershell.exe	65
PID 3956 wrote to memory of 3852	3956	powershell.exe	65
PID 3284 wrote to memory of 2656	3284	cmd.exe	69
PID 3284 wrote to memory of 2656	3284	cmd.exe	69
PID 2656 wrote to memory of 4048	2656	cmd.exe	70
PID 2656 wrote to memory of 4048	2656	cmd.exe	70
PID 4048 wrote to memory of 1988	4048	powershell.exe	72
PID 4048 wrote to memory of 1988	4048	powershell.exe	72
PID 4048 wrote to memory of 1988	4048	powershell.exe	72
PID 4048 wrote to memory of 1988	4048	powershell.exe	72
PID 4048 wrote to memory of 1988	4048	powershell.exe	72
PID 4048 wrote to memory of 1988	4048	powershell.exe	72
PID 4048 wrote to memory of 1988	4048	powershell.exe	72
PID 4048 wrote to memory of 1988	4048	powershell.exe	72

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\ServerFAH.ps1
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1796
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoE -Nop -NonI -WIndoWSTYLe HiDdeN -ExecutionPolicy Bypass -file C:\ProgramData\LZAVOBYIRFWZQZVCTGHPQB\LZAVOBYIRFWZQZVCTGHPQB.ps1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3956
- - C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\ProgramData\LZAVOBYIRFWZQZVCTGHPQB\LZAVOBYIRFWZQZVCTGHPQB.vbs"
    3⤵
    PID:3852

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\ProgramData\LZAVOBYIRFWZQZVCTGHPQB\LZAVOBYIRFWZQZVCTGHPQB.bat
1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:3284
- C:\Windows\system32\cmd.exe
  cMd.E"x"e /c =PoWerShelL"."eXe -noe -nop -nonI -WIndoWSTYLe Hidden -executionPolicy Bypass -file C:\ProgramData\LZAVOBYIRFWZQZVCTGHPQB\WZQNBDSLVGAWPUXJRUVDYE.ps1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    PoWerShelL"."eXe -noe -nop -nonI -WIndoWSTYLe Hidden -executionPolicy Bypass -file C:\ProgramData\LZAVOBYIRFWZQZVCTGHPQB\WZQNBDSLVGAWPUXJRUVDYE.ps1
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4048
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
      4⤵
      PID:1988

Network

MITRE ATT&CK Matrix

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Downloads

memory/1796-132-0x00007FFA2C4F3000-0x00007FFA2C4F5000-memory.dmp

Filesize
8KB

Download
memory/1796-140-0x00000153A5086000-0x00000153A5088000-memory.dmp

Filesize
8KB

Download
memory/1796-139-0x00000153A5083000-0x00000153A5085000-memory.dmp

Filesize
8KB

Download
memory/1796-138-0x00000153A5080000-0x00000153A5082000-memory.dmp

Filesize
8KB

Download
memory/1796-135-0x00000153A5050000-0x00000153A5072000-memory.dmp

Filesize
136KB

Download
memory/1988-173-0x0000000005460000-0x00000000054C6000-memory.dmp

Filesize
408KB

Download
memory/1988-172-0x0000000005A10000-0x0000000005FB4000-memory.dmp

Filesize
5.6MB

Download
memory/1988-171-0x00000000053C0000-0x000000000545C000-memory.dmp

Filesize
624KB

Download
memory/1988-170-0x0000000005130000-0x0000000005131000-memory.dmp

Filesize
4KB

Download
memory/1988-168-0x00000000749BE000-0x00000000749BF000-memory.dmp

Filesize
4KB

Download
memory/1988-166-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3956-148-0x00007FFA2C4F3000-0x00007FFA2C4F5000-memory.dmp

Filesize
8KB

Download
memory/3956-169-0x0000022D58B18000-0x0000022D58B1A000-memory.dmp

Filesize
8KB

Download
memory/3956-151-0x0000022D58B16000-0x0000022D58B18000-memory.dmp

Filesize
8KB

Download
memory/3956-150-0x0000022D58B13000-0x0000022D58B15000-memory.dmp

Filesize
8KB

Download
memory/3956-149-0x0000022D58B10000-0x0000022D58B12000-memory.dmp

Filesize
8KB

Download
memory/4048-163-0x00000285F28A6000-0x00000285F28A8000-memory.dmp

Filesize
8KB

Download
memory/4048-165-0x00000285F2BD0000-0x00000285F2BEA000-memory.dmp

Filesize
104KB

Download
memory/4048-162-0x00000285F28A3000-0x00000285F28A5000-memory.dmp

Filesize
8KB

Download
memory/4048-160-0x00007FFA2C4F3000-0x00007FFA2C4F5000-memory.dmp

Filesize
8KB

Download
memory/4048-161-0x00000285F28A0000-0x00000285F28A2000-memory.dmp

Filesize
8KB

Download